public static Doclean assertDoclean() {
Doclean doclean = context.value();
if (doclean == null) {
throw new RuntimeException("Doclean is absent!!!");
}
return doclean;
}
/**
* Runs the body of code within a cleanup context. If the context is null, establishes a new one.
*
* @param body
*/
public static void run(Runnable body) {
Doclean doclean = context.value();
if (doclean != null) {
body.run();
} else {
runNew(body);
}
}
/**
* Runs the body of code wihin a new established cleanup context. Cleans the context after doing
* the job.
*
* @param body
*/
public static void runNew(Runnable body) {
Doclean doclean = new Doclean();
try {
context.binding(doclean, body);
} finally {
doclean.clear();
}
}
public class Doclean {
private static final DynVar<Doclean> context = DynVar.initially(null);
/**
* Runs the body of code wihin a new established cleanup context. Cleans the context after doing
* the job.
*
* @param body
*/
public static void runNew(Runnable body) {
Doclean doclean = new Doclean();
try {
context.binding(doclean, body);
} finally {
doclean.clear();
}
}
/**
* Runs the body of code within a cleanup context. If the context is null, establishes a new one.
*
* @param body
*/
public static void run(Runnable body) {
Doclean doclean = context.value();
if (doclean != null) {
body.run();
} else {
runNew(body);
}
}
public static Doclean assertDoclean() {
Doclean doclean = context.value();
if (doclean == null) {
throw new RuntimeException("Doclean is absent!!!");
}
return doclean;
}
public void register(Runnable cleanupBody) {
bodies.add(0, cleanupBody);
}
private void clear() {
for (Runnable body : bodies) {
try {
body.run();
} catch (Exception e) {
e.printStackTrace();
}
}
}
private final List<Runnable> bodies = new LinkedList<Runnable>();
private Doclean() {
;
}
}